Lighting fixture



FIG. 1 is a top, front perspective view of the lighting fixture showing my new design;

FIG. 2 is a front elevational view thereon on an enlarged scale;

FIG. 3 is a top plan view thereof on an enlarged scale;

FIG. 4 is a side elevational view thereof on an enlarged scale;

FIG. 5 is a bottom plan view thereof on an enlarged scale. 

The ornamental design for a lighting fixture, as shown and described. 